Mathematics for IGCSE & O level - Probability (Section 7 - No. 13)
A coin is tossed three times. What is the probability of getting tails all three times?
1/2
1/4
1/8
1/16
คำอธิบาย
The probability of tails on one toss is 1/2. For three consecutive tosses, it is (1/2)*(1/2)*(1/2) = 1/8.